11519440

素因数分解:

$2^4\times 5^1\times {\mathrm{311}}^1\times {\mathrm{463}}^1$

素因数の和:787

約数の個数: 40

約数和(自身を含む): 26926848

約数和(自身を除く): 15407408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 311, 463, 622, 926, 1244, 1555, 1852, 2315, 2488, 3110, 3704, 4630, 4976, 6220, 7408, 9260, 12440, 18520, 24880, 37040, 143993, 287986, 575972, 719965, 1151944, 1439930, 2303888, 2879860, 5759720, 11519440]

約数ペア:

[(1, 11519440), (2, 5759720), (4, 2879860), (5, 2303888), (8, 1439930), (10, 1151944), (16, 719965), (20, 575972), (40, 287986), (80, 143993), (311, 37040), (463, 24880), (622, 18520), (926, 12440), (1244, 9260), (1555, 7408), (1852, 6220), (2315, 4976), (2488, 4630), (3110, 3704)]